Day 9 - OBGYN Flashcards
down syndrome top causes (1-3)?
1) Meiotic nondisjunction
2) Inherited Robertsonian translocation
3) Mosaicism
Siblings w/ down syndrome+ now another kid w/ down syndrome = cause think?
Robertsonian translocation (Inherited)
MVA w/ pregnant woman - concerned for?
Placenta abruption
Mastitis + no abscess - most common cause?
Staph
Mastitis + no abscess - treat?
Something that covers Staph
- nafcillin, diclox
Mastitis + w/ abscess - treat?
- incision and drainage
- abx (cover staph)
What should be given orally shortly before receiving an epidural?
Antacid
(and no meals bc concern for aspiration)
Release of thromboplastic substances from placental tissue can cause?
DIC
Vacuum advantage over forceps?
Vacuum does not occupy space next tot he fetal head
contraindications for vacuum?
- face presentation
- breech presentation
Workup of syphilis?
- Screening test: RPR or VDRL
- Confirmatory test: MHA-TP or Dark field microscopy
Treatment of syphilis?
Penicillin (all pts even if preggers)
Allergic to penicillin, preggers, but have syphilis, treatment?
Skin test, if true –> Desentisization –> Penicillin
not preggers could use 2nd line ones [ie doxy] but those are teratogenic
complete abortion, treatment?
- Counseling for pt
- No remaining POCs –> nothing specific to follow
early decelerations caused by?
head compressions
variable deceleration caused by?
cord compression
(multiple causes - low amniotic fluid, cord prolapse, etc)
Late decelerations caused by?
Uteroplacental insufficiency
- (multiple causes - abruption, cocaine, etc)
painless vag bleeding think?
placenta previa
Painful vag bleeding think?
Abruption
lecithin to sphigomyelin ratio ideal?
2: 1
- below that –> give steroids to mature lungs if need to deliver
Nitrazine paper test is?
test to see if fluid is amniotic fluid (ie Premature ROM)
- blue = amniotic
Ferning pattern = think?
Amniotic fluid (ie PROM)
What week do you give RHoGAM and to whom?
@ 28 wks to Rh- mom
Typical treatment for GBS?
Pencillin G
Treatment for GBS to severe penicillin allergic pt?
Vancomycin
- Can’t give cefazolin b/c cross reactivity w/ pencillin
Pregnant woman has lower hematocrit, why?
Decreased ratio of RBC to plasma (bc vol goes up)
Prolapsed cord, treat?
Perform an emergency C section
- DON”T TOUCH THE CORD
Treat hypermagnesemia?
Calcium gluconate
Breech position, when do you do what?
expectant management (still has time to rotate) >36wk --> External cephalic version
Indications for GBS treatment during labor?
- Previous child w/ GBS sepsis
- Previous GBS in earlier point in this pregnancy
- Positive cx at 34-36 wks
Causes of abortions by trimester
1st - genetic abnormalities in fetus
2nd & 3rd - maternal issues
asymptomatic U/A w/ E.coli treat?
Oral Abx